• Multi-line digital telephone for use with systems running Avaya Communication Manager
• 24 programmable feature keys
• 10 fixed feature keys - Speaker, Mute, Drop, Hold, and Volume Up & Down
• Large graphical gray-scale backlit display (168 x 132 dots)
• 3 fixed feature keys below display - Conference, Transfer, Redial
• 3 application buttons - Speed Dial, Call Log, Web Browser
• Integrated switched ports for PC connection
• Full-duplex speakerphone
• Feature Key Module (FKM) interface jack
• Integrated headset jack
• Infrared port to support PDA dialing and additional future applications
• Multiple language support built-in
• 8 personalized ring patterns
• Message waiting indicator
• 10/100 Base T Ethernet connections
• DHCP and Static IP Clients
• G.711, G.729A/B voice coders
• Support for SNMP version 2
• Voice media encryption using AES
• QoS options of UDP Port selection, Diffserv, 802.1p/q

COMPATIBILITY: The following Avaya telephones are compatible with the AWH-55 and do not require the additional HL10 accessory (not included) to obtain full hookswitch control and ring detection

• 2410, 2420
• 4610sw, 4620, 4620sw, 4630, 4630sw
• 6416D+M, 6424D+M